
Zep AI
What they do:
The unified context layer for enterprise data
Quick facts:
HQ: San Francisco, CA, United States
This list has 388 startups and was last updated on Oct 15, 2026. 107 of them are hiring right now. Biggest hubs: San Francisco (302), New York (44), and Los Angeles (8). Largest teams: Fivetran, PagerDuty, and Firebase. Latest round: Supabase raised $150M (Oct 2, 2026).

What they do:
The unified context layer for enterprise data
Quick facts:
HQ: San Francisco, CA, United States

What they do:
Simulation & Evaluation that scales voice and chat AI agents
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HQ: San Francisco, CA, United States

What they do:
The Memory layer for AI Agents
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HQ: San Francisco, CA, United States

What they do:
GPUs for Agents
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HQ: San Francisco, CA, United States

What they do:
The deterministic layer for frontier intelligence
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HQ: San Francisco, CA, United States

What they do:
Email Inboxes for AI Agents
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HQ: San Francisco, CA, United States

What they do:
AI for risk and compliance
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HQ: San Francisco, CA, United States

What they do:
Sentry for AI Agents
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HQ: San Francisco, CA, United States

What they do:
Autonomous Company Infrastructure
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HQ: San Francisco, CA, United States

What they do:
Persistent computers for AI agents
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HQ: San Francisco, CA, United States

What they do:
Your Company Brain
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HQ: San Francisco, CA, United States

What they do:
The Networking Layer of AI
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HQ: San Francisco, CA, United States

What they do:
Scalable windows desktop automations
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HQ: San Francisco, CA, United States

What they do:
Network monitoring from the end-user perspective
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HQ: Pittsburgh, PA, United States

What they do:
AI research center for retrieval
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HQ: San Francisco, CA, United States

What they do:
The integration layer for live events infrastructure
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HQ: New York, NY, United States

What they do:
The open-source context retrieval layer for agents
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HQ: San Francisco, CA, United States

What they do:
Making AI run fast on any hardware.
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HQ: San Francisco, CA, United States

What they do:
Turning everyday words and actions into usable training data.
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HQ: San Francisco, CA, United States

What they do:
Open-source, self-hosted, session replay tool for developers.
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HQ: New York, NY, United States

What they do:
All-in-one marketing measurement for B2C
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HQ: New York, NY, United States

What they do:
The high-performance file system that connects AI to data
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HQ: San Francisco, CA, United States

What they do:
Reinforcement Learning (RL) for AI Agents
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HQ: San Francisco, CA, United States

What they do:
Automatically blocking risky behavior with real-time governance agents
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HQ: San Francisco, CA, United States

What they do:
Infrastructure for AI labs to focus on research.
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HQ: San Francisco, CA, United States

What they do:
AI-Native Cloud Platform
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HQ: New York, NY, United States

What they do:
A social streaming platform powered by creators and fans
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HQ: Los Angeles, CA, United States

What they do:
Rivet Actors are the primitive for stateful workloads
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HQ: San Francisco, CA, United States

What they do:
Fast, reliable, reproducible AI with GPU live migration
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HQ: New York, NY, United States

What they do:
Inference for real-time voice and chat
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HQ: San Francisco, CA, United States

What they do:
Easy and secure customer cloud deployments
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HQ: New York, NY, United States

What they do:
The AI Voice agents for hotels
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HQ: San Francisco, CA, United States

What they do:
Pending CFTC regulation to be the first cash and physically settled…
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HQ: New York, NY, United States

What they do:
Fastest inference anywhere: open models on-prem, hosted or on-device
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HQ: San Francisco, CA, United States

What they do:
The AI-native observability platform for fast-moving engineering teams
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HQ: San Francisco, CA, United States

What they do:
AI operator for medlegal cases
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HQ: New York, NY, United States